<template>
  <div class="app-container">
    <el-row :gutter="20">
      <!--产品类型-->
      <el-col :span="4" :xs="24">
        <div class="head-container">
          <el-input
            v-model="productName"
            placeholder="请输入产品类型名称"
            clearable
            size="small"
            prefix-icon="el-icon-search"
            style="margin-bottom: 20px"
          />
        </div>
        <div class="head-container">
          <el-tree
            :data="typeOptions"
            :props="defaultProps"
            :expand-on-click-node="false"
            :filter-node-method="filterNode"
            ref="tree"
            default-expand-all
            @node-click="handleNodeClick"
          />
        </div>
      </el-col>
      <!--设备数据-->
      <el-col :span="20" :xs="24">
        <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
          <el-form-item label="设备名称" prop="deviceName">
            <el-input
              v-model="queryParams.deviceName"
              placeholder="请输入设备名称"
              clearable
              size="small"
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          <el-form-item label="设备编码" prop="deviceCode">
            <el-input
              v-model="queryParams.deviceCode"
              placeholder="请输入设备编码"
              clearable
              size="small"
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          <el-form-item>
            <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
            <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
          </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button
              type="primary"
              plain
              icon="el-icon-plus"
              size="mini"
              @click="handleAdd"
              v-hasPermi="['system:device:add']"
            >新增</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="success"
              plain
              icon="el-icon-edit"
              size="mini"
              :disabled="single"
              @click="handleUpdate"
              v-hasPermi="['system:device:edit']"
            >修改</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="danger"
              plain
              icon="el-icon-delete"
              size="mini"
              :disabled="multiple"
              @click="handleDelete"
              v-hasPermi="['system:device:remove']"
            >删除</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="info"
              plain
              icon="el-icon-upload2"
              size="mini"
              @click="handleImport"
              v-hasPermi="['system:device:import']"
            >导入</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="warning"
              plain
              icon="el-icon-download"
              size="mini"
              @click="handleExport"
              v-hasPermi="['system:device:export']"
            >导出</el-button>
          </el-col>
          <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-loading="loading" :data="deviceList" @selection-change="handleSelectionChange">
          <el-table-column type="selection" width="55" align="center" />
          <el-table-column label="设备名称" align="center" prop="deviceName" />
          <el-table-column label="设备编码" align="center" prop="deviceCode" />
          <el-table-column label="产品类型" align="center" prop="product.productName" />
          <el-table-column label="设备批次" align="center" prop="deviceBath" />
          <el-table-column label="设备描述" align="center" prop="deviceDesc" />
          <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
            <template slot-scope="scope">
              <el-button
                size="mini"
                type="text"
                icon="el-icon-edit"
                @click="showQrCode(scope.row)"
                v-hasPermi="['system:device:edit']"
              >二维码</el-button>
              <el-button
                size="mini"
                type="text"
                icon="el-icon-edit"
                @click="handleUpdate(scope.row)"
                v-hasPermi="['system:device:edit']"
              >修改</el-button>
              <el-button
                size="mini"
                type="text"
                icon="el-icon-delete"
                @click="handleDelete(scope.row)"
                v-hasPermi="['system:device:remove']"
              >删除</el-button>
            </template>
          </el-table-column>
        </el-table>

        <pagination
          v-show="total>0"
          :total="total"
          :page.sync="queryParams.pageNum"
          :limit.sync="queryParams.pageSize"
          @pagination="getList"
        />
      </el-col>
    </el-row>
    <!-- 添加或修改设备管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="设备名称" prop="deviceName">
          <el-input v-model="form.deviceName" placeholder="请输入设备名称" />
        </el-form-item>
        <el-form-item label="设备编码" prop="deviceCode">
          <el-input v-model="form.deviceCode" placeholder="请输入设备编码" />
        </el-form-item>
        <el-form-item label="设备批次" prop="deviceBath">
          <el-input v-model="form.deviceBath" placeholder="请输入设备批次" />
        </el-form-item>
        <el-form-item label="产品类型" prop="productTypeId">
          <treeselect v-model="form.productTypeId" :options="typeOptions" :show-count="true" placeholder="请选择产品类型" />
        </el-form-item>
        <el-form-item label="设备描述" prop="deviceDesc">
          <el-input v-model="form.deviceDesc" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <!-- 设备导入对话框 -->
    <el-dialog :title="upload.title" :visible.sync="upload.open" width="400px" append-to-body>
      <el-upload
        ref="upload"
        :limit="1"
        accept=".pdf,.docx,.doc"
        :headers="upload.headers"
        :action="upload.url + '?updateSupport=' + upload.updateSupport"
        :disabled="upload.isUploading"
        :on-progress="handleFileUploadProgress"
        :on-success="handleFileSuccess"
        :auto-upload="false"
        drag
      >
        <i class="el-icon-upload"></i>
        <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
        <div class="el-upload__tip text-center" slot="tip">
          <span>仅允许导入pdf、docx格式文件。</span>
          <el-link type="primary" :underline="false" style="font-size:12px;vertical-align: baseline;" @click="importTemplate">下载模板</el-link>
        </div>
      </el-upload>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="upload.open = false">取 消</el-button>
      </div>
    </el-dialog>
      <el-card v-show="isShowQrcode" class="box-card">
        <div slot="header" class="clearfix">
          <span>{{qrcodeTitle}}</span>
          <el-button style="float: right; padding: 3px 0" @click="closeQrcode" type="text">关闭</el-button>
        </div>
        <div id="qrcode" class="qrcode" ref="qrCodeUrl"></div>
      </el-card>
  </div>

</template>

<script>

import QRCode from 'qrcodejs2'
import { listDevice, getDevice, delDevice, addDevice, updateDevice } from "@/api/system/device";
import { treeselect } from "@/api/system/type";
import Treeselect from "@riophae/vue-treeselect";
import { getToken } from '@/utils/auth'
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
export default {
  name: "Device",
  components: { Treeselect },
  data() {
    return {
      qrcodeTitle:"设备名称",
      isShowQrcode:false,
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 设备管理表格数据
      deviceList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        deviceName: null,
        deviceCode: null,
        deviceBath: null,
        productTypeId: null,
        deviceDesc: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        deviceName: [
          { required: true, message: "设备名称不能为空", trigger: "blur" }
        ],
        deviceCode: [
          { required: true, message: "设备编码不能为空", trigger: "blur" }
        ],
      },
      // 产品类型名称
      productName: undefined,
      // 产品类型树选项
      typeOptions: undefined,
      defaultProps: {
        children: "children",
        label: "label"
      },
      typeId:undefined,
      // 设备导入参数
      upload: {
        // 是否显示弹出层
        open: false,
        // 弹出层标题
        title: "",
        // 是否禁用上传
        isUploading: false,
        // 是否更新已经存在的客户数据
        updateSupport: 0,
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
        // 上传的地址
        url: process.env.VUE_APP_BASE_API + "/system/device/importData"
      },
    };
  },
  watch: {
    // 根据名称筛选部门树
    productName(val) {
      this.$refs.tree.filter(val);
    }
  },
  mounted () {
    this.getList();
    this.getTreeselect();
  },
  methods: {
    closeQrcode(){
      this.isShowQrcode=false;
    },
    showQrCode(row){
      this.qrcodeTitle=row.deviceName+"二维码";
      const url = "http://" + location.host + "/qrcode?id=" + row.id;
      this.creatQrCode(url);
    },
    creatQrCode(text) {
      this.isShowQrcode=true;
      const codeHtml = document.getElementById("qrcode");
      codeHtml.innerHTML = "";
        var qrcode = new QRCode(this.$refs.qrCodeUrl, {
            text: text, // 需要转换为二维码的内容
            width: 300,
            height: 300,
            colorDark: '#000000',
            colorLight: '#ffffff',
            correctLevel: QRCode.CorrectLevel.H
        })
    },
    /** 导入按钮操作 */
    handleImport() {
      this.upload.title = "产品类型导入";
      this.upload.open = true;
    },
    /** 下载模板操作 */
    importTemplate() {
      this.download('system/device/importTemplate', {
      }, `device_template_${new Date().getTime()}.xlsx`)
    },
    // 文件上传中处理
    handleFileUploadProgress(event, file, fileList) {
      this.upload.isUploading = true;
    },
    // 文件上传成功处理
    handleFileSuccess(response, file, fileList) {
      this.upload.open = false;
      this.upload.isUploading = false;
      this.$refs.upload.clearFiles();
      this.$alert("<div style='overflow: auto;overflow-x: hidden;max-height: 70vh;padding: 10px 20px 0;'>" + response.msg + "</div>", "导入结果", { dangerouslyUseHTMLString: true });
      this.getList();
    },
    // 提交上传文件
    submitFileForm() {
      this.$refs.upload.submit();
    },
    /** 查询设备管理列表 */
    getList() {
      this.loading = true;
      listDevice(this.queryParams).then(response => {
        this.deviceList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    /** 查询产品类型下拉树结构 */
    getTreeselect() {
      treeselect().then(response => {
        this.typeOptions = response.data;
      });
    },
    // 筛选节点
    filterNode(value, data) {
      if (!value) return true;
      return data.label.indexOf(value) !== -1;
    },
    // 节点单击事件
    handleNodeClick(data) {
      this.typeId = data.id;
      this.queryParams.productTypeId = data.id;
      this.handleQuery();
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        deviceName: null,
        deviceCode: null,
        deviceBath: null,
        productTypeId: null,
        deviceDesc: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      if (this.typeId != undefined) {
        this.form.productTypeId = this.typeId;
      }
      this.open = true;
      this.title = "添加设备管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getDevice(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改设备管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateDevice(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addDevice(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除设备管理编号为"' + ids + '"的数据项？').then(function() {
        return delDevice(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/device/export', {
        ...this.queryParams
      }, `device_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
<style scoped>
.box-card{
    position: absolute;
    top: 20vh;
    left: 58vw;
    background: white;
}
.qrcode img {
        width: 320px;
        height: 320px;
        background-color: #fff;
        padding: 6px;
        box-sizing: border-box;
    }
</style>
